WPP MICR C4182X, 82X, 02-81023-001 compatible toner fits HP LaserJet 8150HN, LaserJet 8150MFP, Mopier320, LaserJet 8150DN, LaserJet 8150N, LaserJet 8100N, LaserJet 8100, LaserJet 8150, LaserJet 8100DN, LaserJet 8100MFP laser printers. C4182X Generic Magnetic Ink Character Recognition for check printing toner Cartridge Remanufactured by West Point Products LLC in America. Also Fits TROY 8150 and 632 Printers. If you have a TROY branded printer please advise.